小白我有块带GT20L16S1Y的字库芯片的mini12864，哪位大神能提供字库使用方法，来个范例啊。
论坛貌似没什么字库芯片的使用方法啊
就是下面这个货
http://wenku.baidu.com/view/99e3cd0f581b6bd97f19ea15.html
提供一个51的代码，共大神参考：
[pre lang="C" line="1"]/* 针对液晶模块型号：mini12864
串行接口，
带中文字库IC：竖置横排
焀动IC是:ST7565R(or compatible)
*/
#include <reg52.H>
#include <intrins.h>
sbit lcd_sclk=P0^0;/*接口定义:lcd_sclk就是LCD的sclk*/
sbit lcd_sid=P0^1; /*接口定义:lcd_sid就是LCD的sid*/
sbit lcd_rs=P2^6; /*接口定义:lcd_rs就是LCD的A0*/
sbit lcd_reset=P2^5; /*接口定义:lcd_reset就是LCD的reset*/
sbit lcd_cs1=P2^4; /*接口定义:lcd_cs1就是LCD的cs1*/
sbit Rom_IN=P0^3; /*字库IC接口定义:Rom_IN就是字库IC的SI*/
sbit Rom_OUT=P0^2; /*字库IC接口定义:Rom_OUT就是字库IC的SO*/
sbit Rom_SCK=P0^4; /*字库IC接口定义:Rom_SCK就是字库IC的SCK*/
sbit Rom_CS=P0^5; /*字库IC接口定义Rom_CS就是字库IC的CS#*/
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
uchar code jiong1[]={/*--蜀坥:囧--*/
/*--謀卛12;搀坫卛下对应的点阵为：宽x高=16x16 --*/
0x00,0xFE,0x82,0x42,0xA2,0x9E,0x8A,0x82,0x86,0x8A,0xB2,0x62,0x02,0xFE,0x00,0x00,
0x00,0x7F,0x40,0x40,0x7F,0x40,0x40,0x40,0x40,0x40,0x7F,0x40,0x40,0x7F,0x00,0x00};
uchar code lei1[]={/*--蜀坥:縀--*/
/*--謀卛12;搀坫卛下对应的点阵为：宽x高=16x16 --*/
0x80,0x80,0x80,0xBF,0xA5,0xA5,0xA5,0x3F,0xA5,0xA5,0xA5,0xBF,0x80,0x80,0x80,0x00,
0x7F,0x24,0x24,0x3F,0x24,0x24,0x7F,0x00,0x7F,0x24,0x24,0x3F,0x24,0x24,0x7F,0x00};
/*写指令到LCD模块*/
void transfer_command_lcd(int data1)
{
char i;
lcd_rs=0;
for(i=0;i<8;i++)
笀
lcd_sclk=0;
if(data1&0x80) lcd_sid=1;
else lcd_sid=0;
lcd_sclk=1;
data1=data1<<=1;
紀
}
/*写数据到LCD模块*/
void transfer_data_lcd(int data1)
{
char i;
lcd_rs=1;
for(i=0;i<8;i++)
笀
lcd_sclk=0;
if(data1&0x80) lcd_sid=1;
else lcd_sid=0;
lcd_sclk=1;
data1=data1<<=1;
紀
}
/*延时*/
void delay(int n_ms)
{
int j,k;
for(j=0;j<n_ms;j++)
for(k=0;k<110;k++);
}
/*LCD模块初始化*/
void initial_lcd()
{
lcd_cs1=0;
Rom_CS = 1;
lcd_reset=0; /*低电平复位*/
delay(20);
lcd_reset=1; /*复位完毕*/
delay(20);
transfer_command_lcd(0xe2); /*软复位*/
delay(5);
transfer_command_lcd(0x2c);/*升压步聚1*/
delay(5);
transfer_command_lcd(0x2e);/*升压步聚2*/
delay(5);
transfer_command_lcd(0x2f);/*升压步聚3*/
delay(5);
transfer_command_lcd(0x23);/*粗调对比度，可设置范围0x20～0x27*/
transfer_command_lcd(0x81);/*微调对比度*/
transfer_command_lcd(0x2f);/*0x28,微调对比度的值，可设置范围0x00～0x3f*/
transfer_command_lcd(0xa2);/*1/9偏压比（bias）*/
transfer_command_lcd(0xc8);/*行扫描顺序：从上到下*/
transfer_command_lcd(0xa0);/*列扫描顺序：从左到右*/
transfer_command_lcd(0x40);/*起始行：第一行开始*/
transfer_command_lcd(0xaf);/*开显示*/
lcd_cs1=1;
}
void lcd_address(uint page,uint column)
{
column=column-0x01;
transfer_command_lcd(0xb0+page-1); /*设置页地址*/
transfer_command_lcd(0x10+(column>>4&0x0f)); /*设置列地址的高4位*/
transfer_command_lcd(column&0x0f); /*设置列地址的低4位*/
}
/*全屏清屏*/
void clear_screen()
{
unsigned char i,j;
lcd_cs1=0;
Rom_CS = 1;
for(i=0;i<9;i++)
{
transfer_command_lcd(0xb0+i);
transfer_command_lcd(0x10);
transfer_command_lcd(0x00);
for(j=0;j<132;j++)
{
transfer_data_lcd(0x00);
}
}
lcd_cs1=1;
}
/*显示16x16点阵图像、汉字、生僻字或16x16点阵的其他图标*/
void display_graphic_16x16(uint page,uint column,uchar *dp)
{
uint i,j;
lcd_cs1=0;
Rom_CS = 1;
for(j=0;j<2;j++)
{
lcd_address(page+j,column);
for (i=0;i<16;i++)
{
transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/
dp++;
}
}
lcd_cs1=1;
}
/*显示8x16点阵图像、ASCII, 或8x16点阵的自造字符、其他图标*/
void display_graphic_8x16(uint page,uchar column,uchar *dp)
{
uint i,j;
lcd_cs1=0;
for(j=0;j<2;j++)
{
lcd_address(page+j,column);
for (i=0;i<8;i++)
{
transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/
dp++;
}
}
lcd_cs1=1;
}
/*显示5*7点阵图像、ASCII, 或5x7点阵的自造字符、其他图标*/
void display_graphic_5x7(uint page,uchar column,uchar *dp)
{
uint col_cnt;
uchar page_address;
uchar column_address_L,column_address_H;
page_address = 0xb0+page-1;
lcd_cs1=0;
column_address_L =(column&0x0f)-1;
column_address_H =((column>>4)&0x0f)+0x10;
transfer_command_lcd(page_address); /*Set Page Address*/
transfer_command_lcd(column_address_H); /*Set MSB of column Address*/
transfer_command_lcd(column_address_L); /*Set LSB of column Address*/
for (col_cnt=0;col_cnt<6;col_cnt++)
{
transfer_data_lcd(*dp);
dp++;
}
lcd_cs1=1;
}
/****送指令到字库IC***/
void send_command_to_ROM( uchar datu )
{
uchar i;
for(i=0;i<8;i++ )
{
if(datu&0x80)
Rom_IN = 1;
else
Rom_IN = 0;
datu = datu<<1;
Rom_SCK=0;
Rom_SCK=1;
}
}
/****从字库IC中取汉字或字符数据（1个字节）***/
static uchar get_data_from_ROM( )
{
uchar i;
uchar ret_data=0;
Rom_SCK=1;
for(i=0;i<8;i++)
{
Rom_OUT=1;
Rom_SCK=0;
ret_data=ret_data<<1;
if( Rom_OUT )
ret_data=ret_data+1;
else
ret_data=ret_data+0;
Rom_SCK=1;
}
return(ret_data);
}
/*从相关地址（addrHigh：地址高字节,addrMid：地址中字节,addrLow：地址低字节）中连续读出DataLen个字节的数据到 pBuff的地址*/
/*连续读取*/
void get_n_bytes_data_from_ROM(uchar addrHigh,uchar addrMid,uchar addrLow,uchar *pBuff,uchar DataLen )
{
uchar i;
Rom_CS = 0;
lcd_cs1=1;
Rom_SCK=0;
send_command_to_ROM(0x03);
send_command_to_ROM(addrHigh);
send_command_to_ROM(addrMid);
send_command_to_ROM(addrLow);
for(i = 0; i < DataLen; i++ )
*(pBuff+i) =get_data_from_ROM();
Rom_CS = 1;
}
/******************************************************************/
ulong昀漀渀琀愀搀搀爀=0;
void display_GB2312_string(uchar y,uchar x,uchar *text)
{
uchar i= 0;
uchar addrHigh,addrMid,addrLow ;
uchar fontbuf[32];
while((text>0x00))
{
if(((text>=0xb0) &&(text<=0xf7))&&(text[i+1]>=0xa1))
{
/*国标简体（GB2312）汉字在字库IC中的地址由以下公式来计算：*/
/*Address = ((MSB - 0xB0) * 94 + (LSB - 0xA1)+ 846)*32+ BaseAdd;BaseAdd=0*/
/*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/
fontaddr = (text- 0xb0)*94;
fontaddr += (text[i+1]-0xa1)+846;
fontaddr = (ulong)(fontaddr*32);
addrHigh = (fontaddr&0xff0000)>>16;/*地址的高8位,共24位*/
addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/
addrLow = fontaddr&0xff; /*地址的低8位,共24位*/
get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/
display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/
i+=2;
x+=16;
}
else if(((text>=0xa1) &&(text<=0xa3))&&(text[i+1]>=0xa1))
{
/*国标简体（GB2312）15x16点的字符在字库IC中的地址由以下公式来计算：*/
/*Address = ((MSB - 0xa1) * 94 + (LSB - 0xA1))*32+ BaseAdd;BaseAdd=0*/
/*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/
fontaddr = (text- 0xa1)*94;
fontaddr += (text[i+1]-0xa1);
fontaddr = (ulong)(fontaddr*32);
addrHigh = (fontaddr&0xff0000)>>16;/*地址的高8位,共24位*/
addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/
addrLow = fontaddr&0xff; /*地址的低8位,共24位*/
get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/
display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/
i+=2;
x+=16;
}
else if((text>=0x20) &&(text<=0x7e))
{
unsigned char fontbuf[16];
fontaddr = (text- 0x20);
fontaddr = (unsigned long)(fontaddr*16);
fontaddr = (unsigned long)(fontaddr+0x3cf80);
addrHigh = (fontaddr&0xff0000)>>16;
addrMid = (fontaddr&0xff00)>>8;
addrLow = fontaddr&0xff;
get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,16 );/*取16个字节的数据，存到"fontbuf[32]"*/
display_graphic_8x16(y,x,fontbuf);/*显示8x16的ASCII字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/
i+=1;
x+=8;
}
else
i++;
}
}
void display_string_5x7(uchar y,uchar x,uchar *text)
{
unsigned char i= 0;
unsigned char addrHigh,addrMid,addrLow ;
while((text>0x00))
{
if((text>=0x20) &&(text<=0x7e))
{
unsigned char fontbuf[8];
fontaddr = (text- 0x20);
fontaddr = (unsigned long)(fontaddr*8);
fontaddr = (unsigned long)(fontaddr+0x3bfc0);
addrHigh = (fontaddr&0xff0000)>>16;
addrMid = (fontaddr&0xff00)>>8;
addrLow = fontaddr&0xff;
get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,8);/*取8个字节的数据，存到"fontbuf[32]"*/
display_graphic_5x7(y,x,fontbuf);/*显示5x7的ASCII字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/
i+=1;
x+=6;
}
else
i++;
}
}
//===============main program===================
void main(void)
{
while(1)
{
Rom_CS=1;
lcd_cs1=0;
initial_lcd();
clear_screen(); //clear all dots
display_GB2312_string(1,1,"12864,带中文字库"); /*在第1页，第1列，显示一串16x16点阵汉字或8x16的ASCII字*/
display_GB2312_string(3,1,"16X16简体汉字库,");/*显示一串16x16点阵汉字或8x16的ASCII字.以下雷同*/
display_GB2312_string(5,1,"或8X16点阵ASCII,");
display_GB2312_string(7,1,"或5X7点阵ASCII码");
delay(3000);
clear_screen();
display_GB2312_string(1,1,"朗译电子科技成立");
display_GB2312_string(3,1,"二零零六年。旗下");
display_GB2312_string(5,1,"七星虫品牌专注于");
display_GB2312_string(7,1,"教育设备研发设备");
delay(3000);
display_GB2312_string(1,1,"GB2312简体字库及");
display_GB2312_string(3,1,"有图型功能，可自");
display_GB2312_string(5,1,"编大字或图像或生");
display_GB2312_string(7,1,"僻字，例如： ");
display_graphic_16x16(7,97,jiong1); /*在第7页，第81列显示单个自编生僻汉字“囧”*/
display_graphic_16x16(7,113,lei1); /*显示单个自编生僻汉字"畾“*/
delay(3000);
clear_screen();
display_GB2312_string(1,1,"<!@#$%^&*()_-+]/"); /*在第1页，第1列，显示一串16x16点阵汉字或8*16的ASCII字*/
display_string_5x7(3,1,"<!@#$%^&*()_-+]/;.,?[");/*在第3页，第1列，显示一串5x7点阵的ASCII字*/
display_string_5x7(4,1," I Love My job ");/*显示一串5x7点阵的ASCII字*/
display_string_5x7(5,1," qixingchong ");/*显示一串5x7点阵的ASCII字*/
display_string_5x7(6,1," 嬀甀爀氀崀眀眀眀.doflye.net[/url] ");/*显示一串5x7点阵的ASCII字*/
display_string_5x7(7,1,"TEL:025-52158963 ");/*显示一串5x7点阵的ASCII字*/
display_string_5x7(8,1,"E-mail:[email protected]");/*显示一串5x7点阵的ASCII字*/
delay(3000);
display_GB2312_string(1,1,"啊阿埃挨哎唉哀皑"); /*在第1页，第1列，显示一串16x16点阵汉字或8x16的ASCII字*/
display_GB2312_string(3,1,"癌蔼矮艾碍爱隘鞍");/*显示一串16x16点阵汉字或8x16的ASCII字.以下雷同*/
display_GB2312_string(5,1,"氨安俺按暗岸胺案");
display_GB2312_string(7,1,"肮昂盎凹敖熬翱袄");
delay(3000);
display_GB2312_string(1,1,"鬟鬣麽麾縻麂麇麈");
display_GB2312_string(3,1,"麋麒鏖麝麟黛黜黝");
display_GB2312_string(5,1,"黠黟黢黩黧黥黪黯");
display_GB2312_string(7,1,"鼢鼬鼯鼹鼷鼽鼾齄");
delay(3000);
}
}[/code]
|
发表于 2013-6-4 16:39:11
